可持续性不是选择，而是我们对后代的责任。

"A dreamer is one who can only find his way by moonlight, and his punishment is that he sees the dawn before the rest of the world."

Leadership is not about being in charge. It's about taking care of those in your charge.

The principles of conditioning apply equally to all species.

我们都是过去的难民，在现在寻求庇护。